Note 10 - Equity Compensation (Details) - Stock Options (USD $)	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Note 10 - Equity Compensation (Details) - Stock Options [Line Items]
Outstanding - Weighted Average Remaining Contractual Term	9 years 11 months	9 years 11 months
Exercisable - Shares	1,932,987	1,669,725
Exercisable - Weighted Average Exercise Price (in Dollars per share)	$ 10.67	$ 11.31
Exercisable - Weighted Average Remaining Contractual Term	4 years 292 days	5 years 73 days
Exercisable - Aggregate Instrinsic Value (in Dollars)	$ 1,032,942	$ 293,398
Granted - Shares	421,000	408,750
Granted - Weighted Average Exercise Price (in Dollars per share)	$ 7.20
Forfeitures - Shares	(18,675)
Forfeitures - Weighted Average Exercise Price (in Dollars per share)	$ 10.31
Exercised - Shares	(2,625)
Exercised - Weighted Average Exercise Price (in Dollars per share)	$ 5.60
Outstanding - Shares	2,740,850
Outstanding - Weighted Average Remaining Contractual Term	9 years 11 months	9 years 11 months
Beginning of Period [Member]
Note 10 - Equity Compensation (Details) - Stock Options [Line Items]
Outstanding - Shares	2,341,150
Outstanding - Weighted Average Exercise Price (in Dollars per share)	$ 9.95
Outstanding - Weighted Average Remaining Contractual Term	5 years 219 days	5 years 292 days
Outstanding - Aggregate Intrinsic Value (in Dollars)	1,544,896
Granted - Shares		408,750
Granted - Weighted Average Exercise Price (in Dollars per share)		$ 6.58
Forfeitures - Shares		(13,800)
Forfeitures - Weighted Average Exercise Price (in Dollars per share)		$ 19.76
Exercised - Shares		(1,500)
Exercised - Weighted Average Exercise Price (in Dollars per share)		$ 5.21
Outstanding - Shares		2,006,250
Outstanding - Weighted Average Exercise Price (in Dollars per share)		$ 10.64
Outstanding - Weighted Average Remaining Contractual Term	5 years 219 days	5 years 292 days
Outstanding - Aggregate Intrinsic Value (in Dollars)		654,747
End of Period [Member]
Note 10 - Equity Compensation (Details) - Stock Options [Line Items]
Outstanding - Weighted Average Remaining Contractual Term	6 years 36 days	6 years 109 days
Outstanding - Shares	2,740,850	2,399,700
Outstanding - Weighted Average Exercise Price (in Dollars per share)	$ 9.53	$ 9.90
Outstanding - Weighted Average Remaining Contractual Term	6 years 36 days	6 years 109 days
Outstanding - Aggregate Intrinsic Value (in Dollars)	$ 2,350,457	$ 585,326